Zoos in the News: Check-ups at London Zoo

Oli Scarff, Getty Images08.21.2012

LONDON, ENGLAND - AUGUST 22: Meerkats are weighed and measured during the ZSL London Zoo 's annual weigh-in on August 22, 2012 in London, England. The height and mass of every animal in the zoo, of which there are over 16,000, needs to be recorded. The measurements are collated in the Zoological Information Management System, from which zoologists can use the data to compare information on thousands of endangered species. (Photo by Oli Scarff/Getty Images)

LONDON, ENGLAND - AUGUST 22: Zookeeper Don McFarlane, at ZSL London Zoo, weighs and measures an African Millipede during the zoo's annual weigh-in on August 22, 2012 in London, England. The height and mass of every animal in the zoo, of which there are over 16,000, needs to be recorded. The measurements are collated in the Zoological Information Management System, from which zoologists can use the data to compare information on thousands of endangered species. (Photo by Oli Scarff/Getty Images)Oli Scarff
/ Getty Images

LONDON, ENGLAND - AUGUST 22: Meerkats are weighed and measured during the ZSL London Zoo 's annual weigh-in on August 22, 2012 in London, England. The height and mass of every animal in the zoo, of which there are over 16,000, needs to be recorded. The measurements are collated in the Zoological Information Management System, from which zoologists can use the data to compare information on thousands of endangered species. (Photo by Oli Scarff/Getty Images)Oli Scarff
/ Getty Images

Elton the spectacled owl sits on a scale at London Zoo as zookeepers weigh and measure the animals for their annual weigh-in in London on August 22, 2012. AFP PHOTO / ANDREW COWIEANDREW COWIE/AFP/GettyImagesANDREW COWIE
/ AFP/Getty Images

LONDON, ENGLAND - AUGUST 22: Zookeeper Grant Kother, at ZSL London Zoo, weighs and measures a giant tortoise during the zoo's annual weigh-in on August 22, 2012 in London, England. The height and mass of every animal in the zoo, of which there are over 16,000, needs to be recorded. The measurements are collated in the Zoological Information Management System, from which zoologists can use the data to compare information on thousands of endangered species. (Photo by Oli Scarff/Getty Images)Oli Scarff
/ Getty Images

A zookeeper strokes a penguin on a scale during the annual weigh-in at London Zoo on August 22, 2012. AFP PHOTO / ANDREW COWIEANDREW COWIE/AFP/GettyImagesANDREW COWIE
/ AFP/Getty Images

LONDON, ENGLAND - AUGUST 22: Zookeeper Don McFarlane, at ZSL London Zoo, weighs and measures an African Millipede during the zoo's annual weigh-in on August 22, 2012 in London, England. The height and mass of every animal in the zoo, of which there are over 16,000, needs to be recorded. The measurements are collated in the Zoological Information Management System, from which zoologists can use the data to compare information on thousands of endangered species. (Photo by Oli Scarff/Getty Images)Oli Scarff
/ Getty Images

Vicki Fyson a trainee keeper at London Zoo attempts to weigh a Humboldt penguin, in London, Wednesday, Aug. 22, 2012. Zookeepers are grabbing their scales and reaching for the tape measures, as they prepare to monitor every animal at ZSL London Zooís annual weigh-in. (AP Photo/Alastair Grant)Alastair Grant
/ AP

LONDON, ENGLAND - AUGUST 22: Meerkats are weighed and measured during the ZSL London Zoo 's annual weigh-in on August 22, 2012 in London, England. The height and mass of every animal in the zoo, of which there are over 16,000, needs to be recorded. The measurements are collated in the Zoological Information Management System, from which zoologists can use the data to compare information on thousands of endangered species. (Photo by Oli Scarff/Getty Images)Oli Scarff
/ Getty Images

LONDON, ENGLAND - AUGUST 22: Zookeeper Vicky Fyson, at ZSL London Zoo, weighs and measures penguins during the zoo's annual weigh-in on August 22, 2012 in London, England. The height and mass of every animal in the zoo, of which there are over 16,000, needs to be recorded. The measurements are collated in the Zoological Information Management System, from which zoologists can use the data to compare information on thousands of endangered species. (Photo by Oli Scarff/Getty Images)Oli Scarff
/ Getty Images